Over its erratic seven-season lifetime, one that's spanned over a decade, multiple networks and a few direct-to-DVD movies, "Futurama" has presented some brilliantly strange jokes ("death by snu-snu" on the planet Amazonia), unexpectedly complicated mythology (Fry is his own grandfather, and because...

"Futurama," Matt Groening's animated sci-fi series about the adventures of the employees of an interplanetary delivery company, has had a lifespan almost as convoluted as that of its defrosted 20th century protagonist Philip J. Fry -- and he's his own grandfather.

With new TV programming running year-round now with no real breaks anymore, and networks frequently splitting seasons of series in half and emphasizing "mid-season" or "winter" premieres when they return, it can be tricky just figuring out just what a show's run entails.